坐过火车的人都知道前些年在火车上喝开水是个老大难问题。为了解决旅客喝不上开水的问题,铁路部门投入了大量的财力在新型车上装备了电茶炉。旅客喝开水难的问题解决了,可是随之而来的是电茶炉的维修问题。由于铁路运能与运量的矛盾突出,铁路客车车辆长期处于满负荷运 People who have been in the train know that a few years ago drinking water on the train is a chronic problem. In order to solve the problem that travelers can not drink boiling water, the railway department devoted a great deal of money to equip the new cars with electric tea stoves. Solve the problem of drinking water difficult to solve, but the attendant is the maintenance of electric tea stove. Due to the prominent contradiction between capacity and capacity, the railway passenger cars are at full capacity for a long time